Question

Решите РАЦИОНАЛЬНО

2018*20172017-2017*20182018​

Answer 1

Ответ:

0

Объяснение:

$2018 \times 20172017 - 2017 \times 20182018 = \\ 2018 \times (2017 \times 10000 + 2017) - 2017 \times \\ \times (2018 \times 10000 + 2018) = \\ 2018 \times 2017 \times 10000 + 2018 \times 2017 - \\ - 2017 \times 2018 \times 10000 - 2017 \times 2018 = \\ 2018 \times 2017 \times 10000 + 2018 \times 2017 - \\ - 2018 \times 2017 \times 10000 - 2018 \times 2017 = 0$